| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 958.69 | USD | 20251021 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 958.69 | USD | 20251021 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 958.69 | USD | 20251021 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 902.3 | USD | 20251021 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 916.4 | USD | 20251021 |
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 1268.86 | USD | 20251021 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 874.1 | USD | 20251021 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 888.2 | USD | 20251021 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 888.2 | USD | 20251021 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 888.2 | USD | 20251021 |